Good news. You can now download and install LineageOS 16 for Galaxy On7 / Pro. Here is how to install Lineage OS 16 on Galaxy On7 / Pro, with a step-by-step guide. This build of LineageOS 16 for Galaxy On7 / Pro is brought to you by developer Dyneteve.

– Make sure to have a Custom recovery like a TWRP recovery or any other custom recovery. – If not then download the TWRP recovery from Downloads link and follow how to install TWRP on Samsung using ODIN (it’s a generic guide which will work for TWRP as well as any other recovery)

Wipe the data partition (or do a factory reset), Cache partition, Dalvik Cache or ART cache and Format the System partition.